APA (7th ed.) Citation

Barr, K., Line, M., & Urquhart, D. (1975). Essays on information and libraries. Clive Bingley.

Chicago Style (17th ed.) Citation

Barr, Keith, M.B Line, and Donald Urquhart. Essays on Information and Libraries. London: Clive Bingley, 1975.

MLA (9th ed.) Citation

Barr, Keith, et al. Essays on Information and Libraries. Clive Bingley, 1975.